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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
31540991630819838 ~1990
315414171892485039 ~1991
31541591630831838 ~1990
31542083630841678 ~1990
31542419630848398 ~1990
315428272523426179 ~1991
31542911630858238 ~1990
31543079630861598 ~1990
31543103630862078 ~1990
31543331630866638 ~1990
31543643630872878 ~1990
31543751630875038 ~1990
31543871630877438 ~1990
315461812523694499 ~1991
315468313154683119 ~1991
31547063630941278 ~1990
31547459630949198 ~1990
31547591630951838 ~1990
315479331892875999 ~1991
315491811892950879 ~1991
31549439630988798 ~1990
31549691630993838 ~1990
31549751630995038 ~1990
31550063631001278 ~1990
31550339631006798 ~1990
Exponent Prime Factor Digits Year
31550723631014478 ~1990
31551203631024078 ~1990
31551671631033438 ~1990
31552919631058398 ~1990
31553183631063678 ~1990
31554899631097998 ~1990
31555319631106398 ~1990
31556303631126078 ~1990
31556771631135438 ~1990
31556939631138798 ~1990
315580131893480799 ~1991
315586336942899279 ~1992
31559639631192798 ~1990
31559831631196638 ~1990
31560299631205998 ~1990
315604331893625999 ~1991
31560863631217278 ~1990
31561199631223998 ~1990
31562137170435539910 ~1993
315649211893895279 ~1991
315675112525400899 ~1991
31567859631357198 ~1990
315691372525530979 ~1991
31569347915511063110 ~1995
315695997576703779 ~1992
Exponent Prime Factor Digits Year
31570223631404478 ~1990
31570843107340866310 ~1993
31571389170485500710 ~1993
31571399631427998 ~1990
315719934420079039 ~1992
31573819202072441710 ~1993
315740473157404719 ~1991
31574099631481998 ~1990
31575839631516798 ~1990
315758392526067139
31575899631517998 ~1990
315763731894582399 ~1991
315777172526217379 ~1991
31577783631555678 ~1990
31578023631560478 ~1990
31578191631563838 ~1990
31578611631572238 ~1990
31579139631582798 ~1990
315796192526369539 ~1991
31581419631628398 ~1990
315814971894889839 ~1991
315816772526534179 ~1991
31583351631667038 ~1990
31583423631668478 ~1990
31583663631673278 ~1990
Exponent Prime Factor Digits Year
315841393158413919 ~1991
31584191631683838 ~1990
31584323631686478 ~1990
315849611895097679 ~1991
31585751631715038 ~1990
315862571895175439 ~1991
31586339631726798 ~1990
315865012526920099 ~1991
315871671667802417711 ~1995
31587239631744798 ~1990
31587779631755598 ~1990
315883515054136179 ~1992
31588631631772638 ~1990
31589819631796398 ~1990
31590137176904767310 ~1993
315914092527312739 ~1991
315923574422929999 ~1992
315923771895542639 ~1991
31592651631853038 ~1990
315929211895575279 ~1991
31593491631869838 ~1990
31593983631879678 ~1990
315948673159486719 ~1991
31595363631907278 ~1990
31595771631915438 ~1990
1759
GIMPS The Prime Pages FactorDb.com
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25-03-23